<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="关联的活动ID" prop="activityId">
        <el-input
          v-model="queryParams.activityId"
          placeholder="请输入关联的活动ID"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="奖品名称" prop="prizeName">
        <el-input
          v-model="queryParams.prizeName"
          placeholder="请输入奖品名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="奖品类型(实物/虚拟/积分等)" prop="prizeType">
        <el-input
          v-model="queryParams.prizeType"
          placeholder="请输入奖品类型(实物/虚拟/积分等)"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="中奖概率(%)" prop="prizeProbability">
        <el-input
          v-model="queryParams.prizeProbability"
          placeholder="请输入中奖概率(%)"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="奖品数量(NULL表示不限量)" prop="prizeQuantity">
        <el-input
          v-model="queryParams.prizeQuantity"
          placeholder="请输入奖品数量(NULL表示不限量)"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="排序" prop="sortOrder">
        <el-input
          v-model="queryParams.sortOrder"
          placeholder="请输入排序"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['lottery:prize:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['lottery:prize:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['lottery:prize:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['lottery:prize:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="prizeList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="奖品id" align="center" prop="prizeId" />
      <el-table-column label="关联的活动ID" align="center" prop="activityId" />
      <el-table-column label="奖品名称" align="center" prop="prizeName" />
      <el-table-column label="奖品类型(实物/虚拟/积分等)" align="center" prop="prizeType" />
      <el-table-column label="中奖概率(%)" align="center" prop="prizeProbability" />
      <el-table-column label="奖品数量(NULL表示不限量)" align="center" prop="prizeQuantity" />
      <el-table-column label="奖品图片URL" align="center" prop="prizeImage" width="100">
        <template slot-scope="scope">
          <image-preview :src="scope.row.prizeImage" :width="50" :height="50"/>
        </template>
      </el-table-column>
      <el-table-column label="奖品描述" align="center" prop="prizeDescription" />
      <el-table-column label="排序" align="center" prop="sortOrder" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['lottery:prize:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['lottery:prize:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改抽奖奖品对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="关联的活动ID" prop="activityId">
          <el-input v-model="form.activityId" placeholder="请输入关联的活动ID" />
        </el-form-item>
        <el-form-item label="奖品名称" prop="prizeName">
          <el-input v-model="form.prizeName" placeholder="请输入奖品名称" />
        </el-form-item>
        <el-form-item label="奖品类型(实物/虚拟/积分等)" prop="prizeType">
          <el-input v-model="form.prizeType" placeholder="请输入奖品类型(实物/虚拟/积分等)" />
        </el-form-item>
        <el-form-item label="中奖概率(%)" prop="prizeProbability">
          <el-input v-model="form.prizeProbability" placeholder="请输入中奖概率(%)" />
        </el-form-item>
        <el-form-item label="奖品数量(NULL表示不限量)" prop="prizeQuantity">
          <el-input v-model="form.prizeQuantity" placeholder="请输入奖品数量(NULL表示不限量)" />
        </el-form-item>
        <el-form-item label="奖品图片URL" prop="prizeImage">
          <image-upload v-model="form.prizeImage"/>
        </el-form-item>
        <el-form-item label="奖品描述" prop="prizeDescription">
          <el-input v-model="form.prizeDescription" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="排序" prop="sortOrder">
          <el-input v-model="form.sortOrder" placeholder="请输入排序" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listPrize, getPrize, delPrize, addPrize, updatePrize } from "@/api/lottery/prize"

export default {
  name: "Prize",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 抽奖奖品表格数据
      prizeList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        activityId: null,
        prizeName: null,
        prizeType: null,
        prizeProbability: null,
        prizeQuantity: null,
        prizeImage: null,
        prizeDescription: null,
        sortOrder: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        activityId: [
          { required: true, message: "关联的活动ID不能为空", trigger: "blur" }
        ],
        prizeName: [
          { required: true, message: "奖品名称不能为空", trigger: "blur" }
        ],
        prizeType: [
          { required: true, message: "奖品类型(实物/虚拟/积分等)不能为空", trigger: "blur" }
        ],
        prizeProbability: [
          { required: true, message: "中奖概率(%)不能为空", trigger: "blur" }
        ],
        createTime: [
          { required: true, message: "$comment不能为空", trigger: "blur" }
        ],
        updateTime: [
          { required: true, message: "$comment不能为空", trigger: "blur" }
        ]
      }
    }
  },
  created() {
    this.getList()
  },
  methods: {
    /** 查询抽奖奖品列表 */
    getList() {
      this.loading = true
      listPrize(this.queryParams).then(response => {
        this.prizeList = response.rows
        this.total = response.total
        this.loading = false
      })
    },
    // 取消按钮
    cancel() {
      this.open = false
      this.reset()
    },
    // 表单重置
    reset() {
      this.form = {
        prizeId: null,
        activityId: null,
        prizeName: null,
        prizeType: null,
        prizeProbability: null,
        prizeQuantity: null,
        prizeImage: null,
        prizeDescription: null,
        sortOrder: null,
        createTime: null,
        updateTime: null
      }
      this.resetForm("form")
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm")
      this.handleQuery()
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.prizeId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset()
      this.open = true
      this.title = "添加抽奖奖品"
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset()
      const prizeId = row.prizeId || this.ids
      getPrize(prizeId).then(response => {
        this.form = response.data
        this.open = true
        this.title = "修改抽奖奖品"
      })
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.prizeId != null) {
            updatePrize(this.form).then(response => {
              this.$modal.msgSuccess("修改成功")
              this.open = false
              this.getList()
            })
          } else {
            addPrize(this.form).then(response => {
              this.$modal.msgSuccess("新增成功")
              this.open = false
              this.getList()
            })
          }
        }
      })
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const prizeIds = row.prizeId || this.ids
      this.$modal.confirm('是否确认删除抽奖奖品编号为"' + prizeIds + '"的数据项？').then(function() {
        return delPrize(prizeIds)
      }).then(() => {
        this.getList()
        this.$modal.msgSuccess("删除成功")
      }).catch(() => {})
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('lottery/prize/export', {
        ...this.queryParams
      }, `prize_${new Date().getTime()}.xlsx`)
    }
  }
}
</script>
